APR9301-V2

The APLUS Integrated Circuits APR9301-V2 is a versatile single-chip voice recording and playback solution designed for various applications such as portable voice recorders, electronic dash logs, and battery-operated appliances. It comes with built-in functions for mono voice recording and stereo playback, making it an ideal choice for those seeking a compact and integrated solution for their projects.

This advanced IC features a high-performance 12-bit /2-converted - modulator ADC that enables high-quality 12-bit voice recording with a sampling rate of up to 8 kHz. The IC also includes a low-power, high-performance 1-bit Delta- mono DAC, responsible for stereo playback at a sampling rate of up to 16 kHz. The DAC is capable of providing decent sound quality, making it suitable for applications where good-quality audio reproduction is essential.

The AP9301-V2 features an on-chip 7.4 MHz crystal oscillator, which provides a stable clock reference for both recording and playback functions. It comes with an integrated amplifier for headphones providing an output power of 110 mW RMS into 16 ohms. Additionally, it includes a built-in microphone amplifier, with a gain of up to 70dB, which allows direct microphone connections without requiring an external amplifier.

Determined to reduce power consumption, the AP9301-V2 comes with a sleep mode, which significantly reduces the power dissipation when not in use. This feature makes it suitable for battery-operated applications where power conservation is essential. Furthermore, it provides an adjustable power-down mode, allowing users to configure the power consumption according to their specific requirements.

To ensure data integrity, the AP9301-V2 employs an on-chip 1 Mbit serial EEPROM to store voice data. This non-volatile memory can be used as a backing store for data during power off or reset cycles. With its reliable data handling offered by the integrated EEPROM, it eliminates the need for external memory chips in many applications.

The APLUS Integrated Circuits AP9301-V2 is designed with pin compatibility with the popular AP9301A, which simplifies upgrade and replacement in existing projects. Easily interface this chip with your microcontroller and other components using standard I2C interface, making the design and setup process straightforward and efficient.

In summary, the APLUS AP9301-V2 single-chip voice recording and playback solution is a powerful and feature-rich IC that caters to various applications, offering high-quality voice recording and playback, power-saving features, and a minimal external component count for a compact design.

A comprehensive analysis of the APlus Integrated Circuits APR9301-V2 single-chip voice recording and playback device

The APlus Integrated Circuits APR9301-V2 is a low-power single-chip voice recording and playback solution for various applications such as electronic toys, voice recorders, talking greeting cards, and other similar projects. this IC offers several advantages over traditional solutions, but like any technology, it comes with its pros and cons.

a. Small form factor: The APR9301-V2 is a compact single-chip device, which makes it an ideal choice for space-constrained applications where size matters.

b. Low power consumption: This IC is known for its low power consumption, which ensures extended battery life for battery-operated devices.

c. Easy to use: APR9301-V2 comes with built-in functions like input filtering, automatic gain control, and volume control, making it easier for designers to use with minimal external components.

d. Wide voltage supply range: It comes with an operating voltage range of 1.6V-5.5V, which offers flexibility in choosing the power supply for the application.

a. Limited input voltage for recording: The maximum input voltage for recording is 3V. If the input voltage is higher, it may damage the IC.

b. Limited recording time: Due to the limited available memory, recording times are limited to approximately 2 minutes with an 8-kHz sampling rate.

c. No external clock input: The absence of an external clock input may limit the flexibility of the applications.

The APlus APR9301-V2 single-chip voice recording and playback device offers significant advantages in terms of its small size, low power consumption, and ease of use. However, the limited recording time, input voltage during recording, and lack of an external clock input may pose limitations for certain applications.

The APR9301-V2 is an excellent choice for applications where size and low power consumption are essential factors, and the recording times are acceptable. However, for applications demanding longer recording times or versatility with input voltage and clock frequency, other ICs or solutions may be more suitable. Always consider your specific requirements and consult the datasheet carefully before making a decision.

Details:

Aplus Integrated Circuits APR9301-V2 single-chip voice recording playback devi. Condition is new. Shipped with USPS ground advantage. Build a sampler.

specifications audioproequip:

• brand: Aplus Integrated Circuits
• mpn: Apr9301-v2
• model: Aplus Integrated Circuits Apr9301-v2
• type: Sampler

general audioproequip:

• category: Musical Instruments > Pro Audio Equipment Parts

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• sold #: 24
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• started: february 9, 2025
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